DollarApp
As one of the creators of the micro-blogging service Twitter, and author of 140 Characters: A style guide for the short form, I sat with BBC News for a brief interview on entrepreneurship. My key piece of advice is this: “The simpler you make your idea, the easier it is… to understand the market and [...]
The world’s simplest communication app just got even more simple for iPad. Big Words is now shipping with an update, bringing the critically acclaimed communication tool to the iPad’s much larger display and keyboard. Features three gestures: Swipe for more pages Rotate Double-tap to Edit In addition, the following features: Edit on launch Remembers last [...]
Thanks to those of you who wrote in—Math Cards version 1 has been restored to the App Store! An iTunes Staff Favorite, Math Cards rose to the #3 Paid App in Education last year. Quick quizzes in basic math for iPhone and iPod touch. Features: Add, Subtract, Multiply, Divide Cards Per-Card Grades Grade-as-you-go 25 Problems [...]
DollarApp is thrilled to announce its support of iPhoneDevCamp 3, taking place at Yahoo! in Sunnyvale. Hundreds of Designers and Developers for iPhone and iPod touch are expected to converge on July 31 through August 2nd – check out the Agenda! The event is inspired by BarCamp, SuperHappyDevHouse, and MacHack, to develop Cocoa Touch and [...]
This year has seen the advent of “In-App Purchase” from Apple, along with many other enhancements to the iPhone OS. These innovations change the landscape of the one-dollar app. The folks at FITC Mobile have invited me to deliver an update to the speech that launched DollarApp, entitled “Why A Dollar“. I’ll be talking about [...]
As part of a recent book deal, DollarApp has been granted Interactive Rights to the full text of “140 Characters: A Style Guide for the Short Form“. Imagine a new type of book: @BookApp. We are interested in working with any iPhone Developer to offer 140 Characters as an In-App Purchase within their App. Just [...]
Big Words, the flagship invention from San Francisco’s DollarApp, has been updated to version 1.3! Included are compatibility fixes for iPhone OS 3.0 and one extra hidden feature: new layouts. To activate a new layout, just add a space at the end of your multi-word message. This will add an extra line break. Here’s “Help [...]
This Math Cards demo was recorded by DollarApp engineer William Janoch, who also invented the app. Here we see how the touch-and-hold feature works to provide additional feedback to the learner. Math Cards is currently the #3 Paid Education App –get it now for only $0.99!
DollarApp has done it again with another App Store Staff Favorite! This time Math Cards, our mighty learning tool has made it onto the front page of the App Store itself: Some comments from reviewers: This app is great math for young and old (DaveWalter) This app is great in its simplicity and user interface. [...]





